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kernel add
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/*
* IRQ support for the Hexagon architecture
*
* Copyright (c) 2010-2011, The Linux Foundation. All rights reserved.
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License version 2 and
* only version 2 as published by the Free Software Foundation.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
* 02110-1301, USA.
*/
#ifndef _ASM_IRQFLAGS_H
#define _ASM_IRQFLAGS_H
#include <asm/hexagon_vm.h>
#include <linux/types.h>
static inline unsigned long arch_local_save_flags(void)
{
return __vmgetie();
}
static inline unsigned long arch_local_irq_save(void)
{
return __vmsetie(VM_INT_DISABLE);
}
static inline bool arch_irqs_disabled_flags(unsigned long flags)
{
return !flags;
}
static inline bool arch_irqs_disabled(void)
{
return !__vmgetie();
}
static inline void arch_local_irq_enable(void)
{
__vmsetie(VM_INT_ENABLE);
}
static inline void arch_local_irq_disable(void)
{
__vmsetie(VM_INT_DISABLE);
}
static inline void arch_local_irq_restore(unsigned long flags)
{
__vmsetie(flags);
}
#endif
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